diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index dc7940955b7a0febacf97498ae9ee0bbfed7e03f..01119d9b013e903c4fc79dce59b7395208810b57 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -9,6 +9,10 @@
 #include <asm/processor.h>
 #include <asm/setup.h>
 #include <asm/topology.h>
+#include <asm/apicdef.h>
+
+DEFINE_PER_CPU(u16, x86_cpu_to_apicid) = BAD_APICID;
+EXPORT_PER_CPU_SYMBOL(x86_cpu_to_apicid);
 
 #if defined(CONFIG_HAVE_SETUP_PER_CPU_AREA) && defined(CONFIG_SMP)
 /*
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 22bf6c29454f42f59a43bf21189a054f20edd0d4..412061a0bf2b661754aca44cd97e58f9afedf728 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -77,8 +77,6 @@
 u16 x86_cpu_to_apicid_init[NR_CPUS] __initdata =
 			{ [0 ... NR_CPUS-1] = BAD_APICID };
 void *x86_cpu_to_apicid_early_ptr;
-DEFINE_PER_CPU(u16, x86_cpu_to_apicid) = BAD_APICID;
-EXPORT_PER_CPU_SYMBOL(x86_cpu_to_apicid);
 
 u16 x86_bios_cpu_apicid_init[NR_CPUS] __initdata
 				= { [0 ... NR_CPUS-1] = BAD_APICID };